UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qDx3dt35hm1jbdsdiz3UeG7GCa2Q5gN3NS9avQphHU8=' 
WHERE 
  key_id = '615ac4c3c9d6cb0740eb630ceb58a854151132140634deb525b30defef3a51fb' 
  AND (
    token = 'qDx3dt35hm1jbdsdiz3UeG7GCa2Q5gN3NS9avQphHU8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )